CVE-2023-34958 : Security Advisory and Response

A detailed overview of CVE-2023-34958, highlighting the impact, technical details, and mitigation strategies.

Understanding CVE-2023-34958

An insight into the security vulnerability affecting Chamilo versions 1.11.* up to 1.11.18 that allows unauthorized access to documents.

What is CVE-2023-34958?

The vulnerability involves incorrect access control in Chamilo 1.11.* up to 1.11.18, enabling a student subscribed to a course to download documents of other students if they possess the document's ID.

The Impact of CVE-2023-34958

The vulnerability poses a moderate risk as it allows unauthorized access to sensitive documents, potentially breaching confidentiality.

Technical Details of CVE-2023-34958

Insights into the vulnerability, affected systems, and exploitation mechanisms.

Vulnerability Description

The flaw in Chamilo versions 1.11.* up to 1.11.18 permits a subscribed student to download another student's documents with the document ID.

Affected Systems and Versions

Chamilo versions 1.11.* up to 1.11.18 are affected, exposing users to the risk of unauthorized document access.

Exploitation Mechanism

By leveraging the incorrect access control, a student can potentially retrieve and download documents belonging to other students.

Mitigation and Prevention

Guidelines for immediate actions and long-term security practices to mitigate the risks associated with CVE-2023-34958.

Immediate Steps to Take

Educate users on document security, review document permissions, and monitor access logs for unauthorized downloads.

Long-Term Security Practices

Implement a robust access control mechanism, conduct regular security audits, and provide security awareness training to users.

Patching and Updates

Keep Chamilo LMS updated with the latest security patches and upgrades to address vulnerabilities and enhance document security.